McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) , Information Technology Engineering (IT) , Bachelor of Science in Animation SY (BSC [animation]) , Bachelor of Science in Animation (BSc animation) .
| 101. |
When you use the word ______it means you are protecting your data from getting disclosed. |
| A. | confidentiality |
| B. | integrity |
| C. | authentication |
| D. | availability |
| Answer» A. confidentiality | |
| 102. |
_______ means the protection of data from modification by unknown users. |
| A. | confidentiality |
| B. | integrity |
| C. | authentication |
| D. | non-repudiation |
| Answer» B. integrity | |
| 103. |
_______ of information means, only authorized users are capable of accessing the information. |
| A. | confidentiality |
| B. | integrity |
| C. | non-repudiation |
| D. | availability |
| Answer» D. availability | |
| 104. |
This helps in identifying the origin of information and authentic user. This referred to here as __________ |
| A. | confidentiality |
| B. | integrity |
| C. | authenticity |
| D. | availability |
| Answer» C. authenticity | |
| 105. |
Data ___________ is used to ensure confidentiality. |
| A. | encryption |
| B. | locking |
| C. | decryption |
| D. | backup |
| Answer» A. encryption | |
| 106. |
What does OSI stand for in the OSI Security Architecure? |
| A. | open system interface |
| B. | open systems interconnections |
| C. | open source initiative |
| D. | open standard interconnections |
| Answer» B. open systems interconnections | |
| 107. |
A company requires its users to change passwords every month. This improves the ________ of the network. |
| A. | performance |
| B. | reliability |
| C. | security |
| D. | none of the above |
| Answer» C. security | |
| 108. |
Release of message contents and Traffic analysis are two types of _________ attacks. |
| A. | active attack |
| B. | modification of attack |
| C. | passive attack |
| D. | dos attack |
| Answer» C. passive attack | |
| 109. |
The ________ is encrypted text. |
| A. | cipher scricpt |
| B. | cipher text |
| C. | secret text |
| D. | secret script |
| Answer» B. cipher text | |
| 110. |
What type of attack uses a fraudulent server with a relay address? |
| A. | ntlm |
| B. | mitm |
| C. | netbios |
| D. | smb |
| Answer» B. mitm | |
| 111. |
Which of the following Algorithms not belong to symmetric encryption |
| A. | 3des (tripledes) |
| B. | rsa |
| C. | rc5 |
| D. | idea |
| Answer» B. rsa | |
| 112. |
Which is the largest disadvantage of the symmetric Encryption? |
| A. | more complex and therefore more time-consuming calculations. |
| B. | problem of the secure transmission of the secret key. |
| C. | less secure encryption function. |
| D. | isn\t used any more. |
| Answer» B. problem of the secure transmission of the secret key. | |
| 113. |
In cryptography, what is cipher? |
| A. | algorithm for performing encryption and decryption |
| B. | encrypted message |
| C. | both algorithm for performing encryption and decryption and encrypted message |
| D. | decrypted message |
| Answer» A. algorithm for performing encryption and decryption | |
| 114. |
In asymmetric key cryptography, the private key is kept by __________ |
| A. | sender |
| B. | receiver |
| C. | sender and receiver |
| D. | all the connected devices to the network |
| Answer» B. receiver | |
| 115. |
Which one of the following algorithm is not used in asymmetric-key cryptography? |
| A. | rsa algorithm |
| B. | diffie-hellman algorithm |
| C. | electronic code book algorithm |
| D. | dsa algorithm |
| Answer» C. electronic code book algorithm | |
| 116. |
In cryptography, the order of the letters in a message is rearranged by __________ |
| A. | transpositional ciphers |
| B. | substitution ciphers |
| C. | both transpositional ciphers and substitution ciphers |
| D. | quadratic ciphers |
| Answer» A. transpositional ciphers | |
| 117. |
What is data encryption standard (DES)? |
| A. | block cipher |
| B. | stream cipher |
| C. | bit cipher |
| D. | byte cipher |
| Answer» A. block cipher | |
| 118. |
A asymmetric-key (or public key ) cipher uses |
| A. | 1 key |
| B. | 2 key |
| C. | 3 key |
| D. | 4 key |
| Answer» B. 2 key | |
| 119. |
In asymmetric key cryptography, the two keys e and d, have special relationship to |
| A. | others |
| B. | data |
| C. | keys |
| D. | each other |
| Answer» D. each other | |
| 120. |
_________________ is the process or mechanism used for converting ordinary plain text into garbled non-human readable text & vice-versa. |
| A. | malware analysis |
| B. | exploit writing |
| C. | reverse engineering |
| D. | cryptography |
| Answer» D. cryptography | |
| 121. |
______________ is a means of storing & transmitting information in a specific format so that only those for whom it is planned can understand or process it. |
| A. | malware analysis |
| B. | cryptography |
| C. | reverse engineering |
| D. | exploit writing |
| Answer» B. cryptography | |
| 122. |
Cryptographic algorithms are based on mathematical algorithms where these algorithms use ___________ for a secure transformation of data. |
| A. | secret key |
| B. | external programs |
| C. | add-ons |
| D. | secondary key |
| Answer» A. secret key | |
| 123. |
Conventional cryptography is also known as _____________ or symmetric-key encryption. |
| A. | secret-key |
| B. | public key |
| C. | protected key |
| D. | primary key |
| Answer» A. secret-key | |
| 124. |
The procedure to add bits to the last block is termed as _________________ |
| A. | decryption |
| B. | hashing |
| C. | tuning |
| D. | padding |
| Answer» D. padding | |
| 125. |
How many rounds does the AES-192 perform? |
| A. | 10 |
| B. | 12 |
| C. | 14 |
| D. | 16 |
| Answer» B. 12 | |
| 126. |
ECC encryption system is __________ |
| A. | symmetric key encryption algorithm |
| B. | asymmetric key encryption algorithm |
| C. | not an encryption algorithm |
| D. | block cipher method |
| Answer» B. asymmetric key encryption algorithm | |
| 127. |
________function creates a message digest out of a message. |
| A. | encryption |
| B. | decryption |
| C. | hash |
| D. | none of the above |
| Answer» C. hash | |
| 128. |
Extensions to the X.509 certificates were added in version ____ |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 129. |
A digital signature needs ____ system |
| A. | symmetric-key |
| B. | asymmetric-key |
| C. | either (a) or (b) |
| D. | neither (a) nor (b) |
| Answer» B. asymmetric-key | |
| 130. |
“Elliptic curve cryptography follows the associative property.” |
| A. | true |
| B. | false |
| Answer» A. true | |
| 131. |
ECC stands for |
| A. | elliptic curve cryptography |
| B. | enhanced curve cryptography |
| C. | elliptic cone cryptography |
| D. | eclipse curve cryptography |
| Answer» A. elliptic curve cryptography | |
| 132. |
When a hash function is used to provide message authentication, the hash function value is referred to as |
| A. | message field |
| B. | message digest |
| C. | message score |
| D. | message leap |
| Answer» D. message leap | |
| 133. |
Message authentication code is also known as |
| A. | key code |
| B. | hash code |
| C. | keyed hash function |
| D. | message key hash function |
| Answer» C. keyed hash function | |
| 134. |
The main difference in MACs and digital signatures is that, in digital signatures the hash value of the message is encrypted with a user’s public key. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 135. |
The DSS signature uses which hash algorithm? |
| A. | md5 |
| B. | sha-2 |
| C. | sha-1 |
| D. | does not use hash algorithm |
| Answer» C. sha-1 | |
| 136. |
What is the size of the RSA signature hash after the MD5 and SHA-1 processing? |
| A. | 42 bytes |
| B. | 32 bytes |
| C. | 36 bytes |
| D. | 48 bytes |
| Answer» C. 36 bytes | |
| 137. |
In the handshake protocol which is the message type first sent between client and server ? |
| A. | server_hello |
| B. | client_hello |
| C. | hello_request |
| D. | certificate_request |
| Answer» B. client_hello | |
| 138. |
One commonly used public-key cryptography method is the ______ algorithm. |
| A. | rss |
| B. | ras |
| C. | rsa |
| D. | raa |
| Answer» C. rsa | |
| 139. |
he ________ method provides a one-time session key for two parties. |
| A. | diffie-hellman |
| B. | rsa |
| C. | des |
| D. | aes |
| Answer» A. diffie-hellman | |
| 140. |
The _________ attack can endanger the security of the Diffie-Hellman method if two parties are not authenticated to each other. |
| A. | man-in-the-middle |
| B. | ciphertext attack |
| C. | plaintext attack |
| D. | none of the above |
| Answer» A. man-in-the-middle | |
| 141. |
1. VPN is abbreviated as __________ |
| A. | visual private network |
| B. | virtual protocol network |
| C. | virtual private network |
| D. | virtual protocol networking |
| Answer» C. virtual private network | |
| 142. |
__________ provides an isolated tunnel across a public network for sending and receiving data privately as if the computing devices were directly connected to the private network. |
| A. | visual private network |
| B. | virtual protocol network |
| C. | virtual protocol networking |
| D. | virtual private network |
| Answer» D. virtual private network | |
| 143. |
Which of the statements are not true to classify VPN systems? |
| A. | protocols used for tunnelling the traffic |
| B. | whether vpns are providing site-to-site or remote access connection |
| C. | securing the network from bots and malwares |
| D. | levels of security provided for sending and receiving data privately |
| Answer» C. securing the network from bots and malwares | |
| 144. |
What types of protocols are used in VPNs? |
| A. | application level protocols |
| B. | tunnelling protocols |
| C. | network protocols |
| D. | mailing protocols |
| Answer» A. application level protocols | |
| 145. |
VPNs uses encryption techniques to maintain security and privacy which communicating remotely via public network. |
| A. | true |
| B. | false |
| Answer» A. true | |
| 146. |
There are _________ types of VPNs. |
| A. | 3 |
| B. | 2 |
| C. | 5 |
| D. | 4 |
| Answer» B. 2 | |
| 147. |
_________ type of VPNs are used for home private and secure connectivity. |
| A. | remote access vpns |
| B. | site-to-site vpns |
| C. | peer-to-peer vpns |
| D. | router-to-router vpns |
| Answer» A. remote access vpns | |
| 148. |
Which types of VPNs are used for corporate connectivity across companies residing in different geographical location? |
| A. | remote access vpns |
| B. | site-to-site vpns |
| C. | peer-to-peer vpns |
| D. | country-to-country vpns |
| Answer» B. site-to-site vpns | |
| 149. |
Site-to-Site VPN architecture is also known as _________ |
| A. | remote connection based vpns |
| B. | peer-to-peer vpns |
| C. | extranet based vpn |
| D. | country-to-country vpns |
| Answer» C. extranet based vpn | |
| 150. |
There are ________ types of VPN protocols. |
| A. | 3 |
| B. | 4 |
| C. | 5 |
| D. | 6 |
| Answer» D. 6 | |
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